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Best Authenticator App 2Fa

249+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated August 2026

Finding the right authenticator app 2fa can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Authenticator App 2Fa (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Authenticator App · 2FAAuthenticator App · 2FAFree4.2★ (379)YesYesAug 2026
2Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (677K)NoNoAug 2026
32FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoAug 2026
4Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.1M)NoNoAug 2026
5Authenticator AppAuthenticator AppFree4.6★ (48K)NoYesAug 2026
6Authenticator App Vault+Authenticator App Vault+Free5.0★ (3)NoYesAug 2026
7Authenticator app - 2FA, MFAAuthenticator app - 2FA, MFAFree4.6★ (5.7K)NoYesAug 2026
8Authenticator App: 2FA MFA.Authenticator App: 2FA MFA.Free—NoYesAug 2026

Top Picks for Authenticator App 2Fa

Authenticator App · 2FA#1

Authenticator App · 2FA by Shanghai FirstOrder Technology Co., Ltd

2FA: Two Factor Authentication
Editor's Choice
🔧 Utilities
4.2😐(379 ratings)
FreeAdsIn-App Purchases
Authenticator App · 2FA screenshot 1
Authenticator App · 2FA screenshot 2
Authenticator App · 2FA screenshot 3
Authenticator App · 2FA screenshot 4
Authenticator App · 2FA screenshot 5
Authenticator App · 2FA screenshot 6

This app provides an extra layer of security for your online accounts by generating time-based one-time passwords (TOTP/OTP) for two-factor authentication. It supports numerous services and offers features like encrypted sync, passkey support, and app-level security.

What We Love

  • 🔒 Strong security and encryption for 2FA codes
  • 👍 Easy to use and intuitive interface
  • 🚀 Fast and reliable performance
  • 💻 Cross-platform synchronization (Windows, Mac, iOS, Android)

Room to Improve

  • 💰 Misleading free-to-paid conversion model
  • 🚫 Difficult cancellation process
  • ⚠️ Accidental subscription charges
Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
📊 Productivity
4.7😞(677K ratings)
Free
#5in Productivity
Microsoft Authenticator screenshot 1
Microsoft Authenticator screenshot 2
Microsoft Authenticator screenshot 3
Microsoft Authenticator screenshot 4
Microsoft Authenticator screenshot 5
Microsoft Authenticator screenshot 6

Securely sign into online accounts with multi-factor authentication, passwordless login, or password autofill. Manage multiple accounts, including non-Microsoft services, and access Microsoft products and services seamlessly.

What We Love

  • 🚀 Seamless authentication
  • 🔒 Secure login process
  • 👍 Convenient passwordless sign-in
  • 🚀 Smooth app performance

Room to Improve

  • 🐛 Broken Apple Watch functionality
  • 🐛 Backup and restore issues
  • 🐛 Confusing login flow
2FA Authenticator (2FAS)#3

2FA Authenticator (2FAS) by Two Factor Authentication Service Inc.

#1 Rated 2FA Authenticator
Worth Considering
📊 Productivity
4.7😊(35K ratings)
Free
2FA Authenticator (2FAS) screenshot 1
2FA Authenticator (2FAS) screenshot 2
2FA Authenticator (2FAS) screenshot 3
2FA Authenticator (2FAS) screenshot 4
2FA Authenticator (2FAS) screenshot 5
2FA Authenticator (2FAS) screenshot 6

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

What We Love

  • 🚀 Efficient and fast
  • 🔒 Secure and private
  • 👍 Simple and intuitive UI
  • 💡 Customizable icons and folders

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔒 Lack of password/PIN protection
  • 🕰 No Apple Watch app

More Authenticator App 2Fa apps to explore

4
Google Authenticator
Google Authenticator
Google Authenticator
by Google
Free

Enhance your online security with a second verification step for your accounts. Generate codes directly on your phone, even offline, to protect against unauthorized access. Sync codes across devices for easy access and manage multiple accounts securely.

Offline code generationSync codes across devicesAutomatic QR code setup
🔧 Utilities
(1.1M)
free
5
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

This app provides secure two-factor authentication codes for your online accounts, enhancing security with encryption and backups. It offers seamless synchronization across Apple devices and quick access via widgets, even when offline.

Secure & Private EncryptionEncrypted BackupAutomatic Synchronization
📊 Productivity
(48K)
subscription
6
Authenticator App Vault+
Authenticator App Vault+
Authenticator App Vault+
Secure 2FA, TOTP, MFA & OTP
Free

Secure your digital life by generating time-based one-time passwords for your accounts. This app provides offline access to verification codes, instant setup via QR code scanning, and encrypted backups for seamless device switching. It offers a distraction-free experience without advertisements.

Generate 6-digit verification codesOffline code generationInstant QR code setup
🔧 Utilities
(3)
free with in-app purchases
7
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Two Factor Authentication, OTP
Free

This app provides secure two-factor authentication for over 1000 popular online accounts. It offers quick access via widgets and Apple Watch, and ensures your data is safe with no internet exchange. Easily set up accounts by scanning QR codes or entering secret keys.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Supports 1000+ apps
🔧 Utilities
(5.7K)
free with in-app purchases
8
Authenticator App: 2FA MFA.
Authenticator App: 2FA MFA.
Authenticator App: 2FA MFA.
Online security・Authentication
Free
🔧 Utilities
(0)
9
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Backup,Transfer & Protect Code
Free

This app helps you securely manage two-factor authentication (2FA) and one-time password (OTP) codes for all your accounts. It offers features like code preview, secure data backup and transfer, and a password vault for enhanced digital security.

Manage 2FA and OTP codesPreview upcoming authentication codesSecure password vault
🔧 Utilities
(1)
free with in-app purchases
10
Authenticator App・2FA | OTP
Authenticator App・2FA | OTP
Authenticator App・2FA | OTP
Two Factor Authentication・TOTP
Free
📊 Productivity
(0)
11
Authenticator App - 2FA Code
Authenticator App - 2FA Code
Authenticator App - 2FA Code
Secure 2 Factor Authentication
Free
🔧 Utilities
(0)
12
Authenticator App - 2FA / OTP
Authenticator App - 2FA / OTP
Authenticator App - 2FA / OTP
Two-Factor Login & Secure MFA
Free

This app provides secure two-factor authentication (2FA) and multi-factor authentication (MFA) by generating time-based one-time passwords (TOTP) for online accounts. It offers encrypted backups, cloud sync, and QR code support for easy account management across multiple devices.

Secure 2FA/MFA code generationEncrypted backup and cloud syncQR code account addition
📊 Productivity
(2)
free with in-app purchases
13
Authenticator
Authenticator
Authenticator
Simple 2-factor authentication
Free

This app provides a secure and straightforward way to protect your online accounts. It generates one-time passwords that, when combined with your regular password, significantly enhance your account security. The app operates offline, ensuring your sensitive data remains on your device.

Generates one-time passwordsQR code setupEncrypted data storage
🔧 Utilities
(407)
free
14
Authenticator ·
Authenticator ·
Authenticator ·
2FA, Two Factor Authentication
Free

Securely store and generate two-factor authentication (2FA) tokens for your online accounts. Protect your accounts from hackers with an additional layer of security. Features encrypted backups, cross-device synchronization, and a private browser.

Secure 2FA token generationEncrypted iCloud backupsCross-device synchronization
🔧 Utilities
(26K)
free with in-app purchases
15
Secure MFA Authenticator 2FA
Secure MFA Authenticator 2FA
Secure MFA Authenticator 2FA
Two-Factor Authentication App
Free
🔧 Utilities
(0)
16
Authenticator App 2FA, MFA
Authenticator App 2FA, MFA
Authenticator App 2FA, MFA
Two Factor Authentication 2fas
Free

Enhance your online security with this two-factor authentication app. It securely stores login credentials and generates time-based one-time passwords for account protection. Easily add accounts via QR code scanning or manual entry.

Secure account storageGenerate 2FA codesQR code scanning
🔧 Utilities
(2)
free with in-app purchases
17
Authenticator app — 2FA, MFA
Authenticator app — 2FA, MFA
Authenticator app — 2FA, MFA
Two Factor Authenticatior TOTP
Free
🔧 Utilities
(0)
18
Authenticator 2FA Auth
Authenticator 2FA Auth
Authenticator 2FA Auth
Two-Factor Auth via QR Code
Free
🔧 Utilities
(0)
19
Authenticator － 2FA & MFA
Authenticator － 2FA & MFA
Authenticator － 2FA & MFA
Manage Passwords & Cloud Sync
Free
🔧 Utilities
(0)
20
Authenticator App ･ 2FA & OTP
Authenticator App ･ 2FA & OTP
Authenticator App ･ 2FA & OTP
Two Factor Authentication・MFA
Free

Securely generate and manage two-factor authentication codes for your online accounts. Offers encrypted backups, offline access, and additional security features like a password generator and private browser.

Time-based one-time password generationOffline code accessEncrypted iCloud backup
🔧 Utilities
(2)
free with in-app purchases

FAQ about Authenticator App 2Fa

What is the best authenticator app 2fa for iPhone?
Authenticator App · 2FA tops our authenticator app 2fa ranking as of August 2026, with a 4.2-star average from 379 App Store ratings, and it's free to download.
Yes — 20 of the top authenticator app 2fa we rank are free to download, including Authenticator App · 2FA and Microsoft Authenticator.
Authenticator App · 2FA shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ authenticator app 2fa on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides two-factor authentication (2FA) for your online accounts by generating unique security tokens, also known as time-based one-time passwords (TOTP/OTP). This adds an extra layer of protection to your accounts, helping to prevent unauthorized access and identity theft.
Key features include the ability to store and generate 2FA codes that update every 30 seconds, easy setup via QR code scanning or manual entry, encrypted sync and backup across devices using iCloud and Google Cloud, support for passkeys for passwordless logins, and app-level security using Face ID or Touch ID.

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